fpc/compiler/avr/navrinl.pas
florian c7d5525b56 + implemented some AVR specific intrinsics
git-svn-id: trunk@37544 -
2017-11-01 16:33:34 +00:00

107 lines
2.7 KiB
ObjectPascal

{
Copyright (c) 1998-2017 by Florian Klaempfl
Generates AVR inline nodes
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
unit navrinl;
{$i fpcdefs.inc}
interface
uses
node,ninl,ncginl;
type
tavrinlinenode = class(tcginlinenode)
function pass_typecheck_cpu:tnode;override;
function first_cpu : tnode;override;
procedure pass_generate_code_cpu;override;
end;
implementation
uses
compinnr,
aasmdata,
aasmcpu,
symdef,
cgbase,
cpubase;
function tavrinlinenode.pass_typecheck_cpu : tnode;
begin
Result:=nil;
case inlinenumber of
in_avr_nop,
in_avr_sleep,
in_avr_sei,
in_avr_wdr,
in_avr_cli:
begin
CheckParameters(0);
resultdef:=voidtype;
end;
else
Result:=inherited pass_typecheck_cpu;
end;
end;
function tavrinlinenode.first_cpu : tnode;
begin
Result:=nil;
case inlinenumber of
in_avr_nop,
in_avr_sleep,
in_avr_sei,
in_avr_wdr,
in_avr_cli:
begin
expectloc:=LOC_VOID;
resultdef:=voidtype;
end;
else
Result:=inherited first_cpu;
end;
end;
procedure tavrinlinenode.pass_generate_code_cpu;
begin
case inlinenumber of
in_avr_nop:
current_asmdata.CurrAsmList.concat(taicpu.op_none(A_NOP));
in_avr_sleep:
current_asmdata.CurrAsmList.concat(taicpu.op_none(A_SLEEP));
in_avr_sei:
current_asmdata.CurrAsmList.concat(taicpu.op_none(A_SEI));
in_avr_wdr:
current_asmdata.CurrAsmList.concat(taicpu.op_none(A_WDR));
in_avr_cli:
current_asmdata.CurrAsmList.concat(taicpu.op_none(A_CLI));
else
inherited pass_generate_code_cpu;
end;
end;
begin
cinlinenode:=tavrinlinenode;
end.